Description

4-[Ethyl(2-Hydroxyethyl)Amino]Benzenediazonium Hexafluorophosphate is a specialized diazonium salt used as a photoacid generator (PAG) and a versatile chemical intermediate. This compound matters for its ability to generate acid upon exposure to light, making it a critical component in advanced photoresist formulations for the electronics industry. It is primarily needed by manufacturers of semiconductors, printed circuit boards (PCBs), and other high-tech materials requiring precise photolithographic patterning.

Application

• Photoresist Formulations: A key photoacid generator (PAG) in chemically amplified photoresists for deep-UV, EUV, and other advanced lithography processes in semiconductor manufacturing.
• Printed Circuit Board (PCB) Fabrication: Used in photoimageable solder masks and dielectric layers to create precise circuit patterns.
• Advanced Packaging: Employed in the photolithography steps for fan-out wafer-level packaging (FOWLP) and 3D IC integration.
• Chemical Synthesis: Serves as a diazonium salt intermediate for the synthesis of dyes, pigments, and other aryl-coupled compounds.
• Surface Modification: Facilitates the covalent grafting of organic layers onto conductive surfaces like indium tin oxide (ITO) or metals for sensor and display applications.
• Research & Development: Utilized in academic and industrial R&D for developing new photopolymerizable materials and studying reaction mechanisms.

Basic Information

Product Name	4-[Ethyl(2-Hydroxyethyl)Amino]Benzenediazonium Hexafluorophosphate
CAS No.	2599-76-0
Molecular Formula	C11H17F6N3OP
Molecular Weight	361.24 g/mol
Synonyms	4-(Ethyl(2-hydroxyethyl)amino)benzenediazonium hexafluorophosphate; 4-[Ethyl(2-hydroxyethyl)amino]benzenediazonium hexafluorophosphate; N-Ethyl-N-(2-hydroxyethyl)-4-diazobenzene hexafluorophosphate; 4-Diazo-N-ethyl-N-(2-hydroxyethyl)aniline hexafluorophosphate; Photoacid Generator PAG; Diazonium Salt 2599-76-0; N-Ethyl-N-(2-hydroxyethyl)aniline-4-diazonium hexafluorophosphate
EINECS	Contact for details

Quality Control

Our 4-[Ethyl(2-Hydroxyethyl)Amino]Benzenediazonium Hexafluorophosphate is produced and tested under strict quality management systems to ensure batch-to-batch consistency and high purity, essential for sensitive photolithographic applications. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing key parameters such as assay, impurity profile, and moisture content. Our quality commitment aligns with the stringent requirements of the electronics and fine chemical industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed in a desiccated environment and handled under appropriate light conditions (e.g., yellow light) to prevent decomposition.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility	Soluble in polar organic solvents (e.g., acetonitrile, DMF)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.